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Januar Widakdo

Thermal annealing tailors crystallinity and magnetism in silica coated Ni-Zn ferrite (SiO2@NiZnFe2O4) nanoparticles

Materials

Ni0.5Zn0.5Fe2O4 nanoparticles were synthesized using a co-precipitation method followed by annealing at different temperatures to investigate their s...

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This manuscript presents a focused and well-executed study on tailoring the structural and magnetic properties of Ni-Zn ferrite nanoparticles through...

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Sadeem Abbas Fadhil, Saif M. Jasim, Ghasaq Talal Suhail, Sara M Ibraheim

Theoretical Analysis of Grain Size Influence on Electrical Conductivity in Nickel and Copper

Materials

This work presents a new model for electrical conductivity versus grain size derived from a new theory called the time of events theory. Th...

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This paper presents a compelling theoretical analysis investigating the critical influence of grain size on the electrical conductivity of industriall...

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Muhammad Fadhlan, Rianti Dewi Sulamet-Ariobimo, Yoska Oktaviano

HUBUNGAN NILAI CE DENGAN LAPISAN KULIT THIN WALL DUCTILE IRON

Materials

The formation of skin effects in nodular cast iron produced using sand molds is a general problem. Since it can be cleaned during the machining proces...

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Wahyu Ari Putranto, Susanto Susanto Susanto, Khaeroman Khaeroman, Deri Herdawan, Noviarianto Noviarianto Noviarianto, Heri Kiswanto Kiswanto

KARAKTERISASI MATERIAL BAJA CONNECTING ROD BEKAS SEBAGAI BAHAN PEMBUATAN ALAT GESEK FRICTION STIR WELDING (FSW)

Materials

Permasalahan umum pengelasan las busur adalah retak saat proses peleburan dan pemadatan, timbulnya porositas, serta hilangnya elemen paduan...

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Mortalesel Grito, Sely Novita Sari, Andrea Sumarah Asih

Identifikasi Penggunaan Material Untuk Hunian Modular Sementara Menggunakan Metode Statistik Ciri Orde Pertama

Materials

Indonesia sering mengalami bencana alam yang merusak infrastruktur, termasuk hunian. Korban bencana memerlukan hunian sementara yang aman d...

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This study addresses a highly pertinent issue in Indonesia, a region frequently impacted by natural disasters, specifically the urgent need for robust...

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Kris Witono, Talifatim Machfuroh, Lisa Agustriyana, Siti Duratun Nasiqiati Rosady

PENGARUH KECEPATAN PENGELASAN MIG TERHADAP KEKUATAN TARIK DAN PERUBAHAN STRUKTUR PATAHAN MAKRO PADA SAMBUNGAN ALUMINIUM

Materials

MIG (Metal Inert Gas) welding is a welding process that uses rolled electrodes which are the same as the base metal and uses a protective gas. Aluminu...

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Satria Ageng Gigih Santoso, Syamsul Hadi, Prima Rifqi Firdaus

Analisis dan Uji Kekuatan Pukul Komposit Helm Ukuran Dewasa berbasis Ijuk Resin dengan Perendaman Alkali

Materials

Indonesia is one of the countries with abundant availability of palm fiber composite, yet its application in advanced material technology remains limi...

Review:

This study presents a compelling investigation into the potential of palm fiber (ijuk) reinforced epoxy resin composites for advanced helmet applicati...

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Hendi, Muhammad Ikhsan Maulana, Suci Patria, Adam Zuyyinal Adib, Yudi Setiawan

ANALISIS PERBANDINGAN KARAKTERISTIK FISIK MELALUI UJI KEKERASAN VICKERS PADA MATERIAL KOMPOSIT BERBASIS SERAT ALAMI DAN SERAT SINTETIS

Materials

Composite materials have become highly important in the manufacturing industry. However, the development of composites often faces the challenge of fi...

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Sarah Anggraini, Hartono Yudo, Wilma Amiruddin

Pengaruh Post Weld Heat Treatment pada Hasil Pengelasan SMAW Baja S50C dengan Elektroda E7018 Terhadap Kekuatan Tarik dan Ketangguhan Impak

Materials

Penelitian ini menyelidiki hasil pengelasan pada baja S50C yang disebabkan oleh perlakuan panas, dengan fokus pada efek penggunaan polaritas terhadap...

Review:

This paper investigates the effects of Post Weld Heat Treatment (PWHT) and welding polarity (AC vs. DC+) on the mechanical properties of S50C steel jo...